Tumchaiyangkul, N., Rodjanapradied, R. and Cheewinsiriwat, P. (2023) “Transportation System Efficiency Evaluation through the Main Logistics Activities Process: A Case Study of ABC Company”, Journal of Humanities and Social Sciences, Rajapruk University, 9(1), pp. 288–300. available at: https://so03.tci-thaijo.org/index.php/rpu/article/view/267856 (accessed: 1 September 2026).